From 33e376aaf699ef1cbdc6470b3d7d88e79731d75f Mon Sep 17 00:00:00 2001
From: Noah Bornstein <noah.bornstein@gmail.com>
Date: Wed, 27 May 2015 20:53:57 -0400
Subject: [PATCH] Make tooltip offsets relative to the viewport

Uses getBoundingClientRect() to calculate left and top offsets
---
 src/js/angular-tooltips.js | 20 ++++----------------
 1 file changed, 4 insertions(+), 16 deletions(-)

diff --git a/src/js/angular-tooltips.js b/src/js/angular-tooltips.js
index 129a87e..864cd04 100644
--- a/src/js/angular-tooltips.js
+++ b/src/js/angular-tooltips.js
@@ -100,24 +100,12 @@
           }
         };
 
-        $scope.getRootOffsetTop = function getRootOffsetTop (elem, val){
-
-          if (elem.offsetParent === null){
-
-            return val + elem.offsetTop;
-          }
-
-          return $scope.getRootOffsetTop(elem.offsetParent, val + elem.offsetTop);
+        $scope.getRootOffsetTop = function getRootOffsetTop (elem){
+          return elem.getBoundingClientRect().top;
         };
 
-        $scope.getRootOffsetLeft = function getRootOffsetLeft (elem, val){
-
-          if (elem.offsetParent === null){
-
-            return val + elem.offsetLeft;
-          }
-
-          return $scope.getRootOffsetLeft(elem.offsetParent, val + elem.offsetLeft);
+        $scope.getRootOffsetLeft = function getRootOffsetLeft (elem){
+          return elem.getBoundingClientRect().left;
         };
 
         $scope.bindShowTriggers = function() {